GO!

http://www.youtube.com/watch?v=UUOxmXPo69w
Christmas Wrapping by The Waitresses.

And for good measure, here is incidentally the worst cover version of all the time - the same song by The Spice Girls (which I unfortunately discovered via related search on Youtube)
http://www.youtube.com/watch?v=d-Bg9BT82sQ
Just horrible. It sounds like an ASDA commercial smeared in dogshit